Description: This code uses the matlab tool to achieve a picture of the bit plane map extraction, and the realization of the encrypted information in a bit plane, the function recovery information. And gives the results of running three pictures show.
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File list (Check if you may need any files):
位面图\bit8.m
......\位面图片1.bmp
......\位面图片2.bmp
......\位面图片3.bmp
位面图
Lenna.jpg
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